4931875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:640

約数の個数: 20

約数和(自身を含む): 6647872

約数和(自身を除く): 1715997

約数列:

[1, 5, 13, 25, 65, 125, 325, 607, 625, 1625, 3035, 7891, 8125, 15175, 39455, 75875, 197275, 379375, 986375, 4931875]

約数ペア:

[(1, 4931875), (5, 986375), (13, 379375), (25, 197275), (65, 75875), (125, 39455), (325, 15175), (607, 8125), (625, 7891), (1625, 3035)]